Andrey Er

Provide your first answer ever to someone else's question

Awarded to Andrey Er on 03 Jun 2019

1 of your answers has been accepted

Awarded to Andrey Er on 06 Sep 2019

Contribute at least one answer each month for 3 consecutive months

Awarded to Andrey Er on 03 Nov 2019

Answer 3 questions that were unanswered for more than 30 days

Awarded to Andrey Er on 19 Nov 2019

Solve a problem for the first time

Awarded to Andrey Er on 20 Nov 2019

Publish your first review

Awarded to Andrey Er on 09 Oct 2019